public class PersonTest {
    public static void main(String [] args){
        //创建三种人的对象
        Chinese chinese = new Chinese("张小帅",20,"男");
        American american = new American("Trump",79,"男");
        Indian indian = new Indian("三哥",55," 男");
        // 调用不同人的吃饭
        chinese.eat();
        american.eat();
        indian.eat();
   }
}

